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Finding the Fourth Proportional to 177,251.76, 244,621.92 and 100,794.80

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Solution

The fourth proportional to 177,251.76, 244,621.92 and 100,794.80 is: 139,105.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,251.76 : 244,621.92 = 100,794.80 : x
  2. Step 2: Convert to fraction form
    177,251.76/244,621.92 = 100,794.80/x
  3. Step 3: Cross multiply
    177,251.76x = 244,621.92 × 100,794.80
  4. Step 4: Simplify right side
    177,251.76x = 24,656,617,502.02
  5. Step 5: Solve for x
    x = 24,656,617,502.02/177,251.76
  6. Step 6: Final answer
    x = 139,105.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.